|
| Univariate analysis | Multivariate analysis Population averaged model Outcome: hospital admission | |||
|
| Admission | No admission |
| Odds Ratio (OR, 95% CI) |
|
|
| #N = 8106 | #N = 34,696 | P Value | ˚˚N = 28,913 | P Value |
| Emergency Service |
|
| <0.01* |
|
|
| ObGyn Triage | 2616 (32.3) | 6629 (19.1) |
| 1§ | ? |
| ED | 5490 (67.7) | 28,067 (80.9) |
| 1.6 (1.4 - 1.8) | <0.01¶ |
| Race |
|
| <0.01* |
|
|
| Caucasian | 6977 (86) | 30,549 (88) |
| 1§ | ? |
| Other | 1129 (14) | 4147 (12) |
| 0.9 (0.8 - 1.1) | 0.2¶ |
| Age | 39.6 [30.1 - 66.7] | 43.7 [30 - 70.3] | <0.01˚ | 1.003 (1.002 - 1.004) | <0.01¶ |
| Reason for referral |
|
| <0.01* |
|
|
| Pregnancy ≤ 12 weeks | 120 (1.5) | 1503 (4.4) |
| 0.6 (0.5 - 0.8) | <0.01¶ |
| Pregnancy > 12 weeks | 2261 (27.9) | 3006 (8.6) |
| 5.4 (4.6 - 6.3) | <0.01¶ |
| Vaginal bleeding | 89 (1.1) | 695 (2) |
| 0.8 (0.6 - 1) | 0.09¶ |
| Abdominal pain | 519 (6.4) | 2129 (6.1) |
| 1§ | ? |
| Other | 5117 (63.1) | 27,363 (78.9) |
| 0.77 (0.7 - 0.83) | <0.01¶ |
| Time |
|
| <0.01* |
|
|
| Day (8 am to 8 pm) | 5242 (64.7) | 24,715 (71.2) |
| 1§ | ? |
| Night (8 pm to 8 am) | 2864 (35.3) | 9981 (28.8) |
| 1.23 (1.17 - 1.29) | <0.01¶ |
| Interaction |
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| Time & Ethnicity |
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|
|
|
|
| Caucasia & Day | ? | ? |
| 1§ | ? |
| Other & Night | ? | ? |
| 1.3 (1.1 - 1.5) | 0.02¶ |
| Weekday/Holiday |
|
| <0.01* |
|
|
| Weekday | 5644 (69.6) | 23,852 (68.7) |
| ? | ? |
| Holiday | 2462 (30.4) | 10,844 (31.3) |
| ? | ? |
| Season |
|
| 0.2* |
|
|
| Winter | 1936 (23.9) | 8523 (24.6) |
| ? | ? |
| Spring | 2079 (25.6) | 9146 (26.4) |
| ? | ? |
| Summer | 2060 (25.4) | 8550 (24.6) |
| ? | ? |
| Fall | 2031 (25.1) | 8477 (24.4) |
| ? | ? |
| Number of visits | 1 [1 - 2] | 1 [1 - 2] | <0.01˚ | 1.07 (1.05 - 1.1) | <0.01¶ |